Home / 137,180.13-205,589.76-58,196.62

Finding the Fourth Proportional to 137,180.13, 205,589.76 and 58,196.62

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Solution

The fourth proportional to 137,180.13, 205,589.76 and 58,196.62 is: 87,218.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,180.13 : 205,589.76 = 58,196.62 : x
  2. Step 2: Convert to fraction form
    137,180.13/205,589.76 = 58,196.62/x
  3. Step 3: Cross multiply
    137,180.13x = 205,589.76 × 58,196.62
  4. Step 4: Simplify right side
    137,180.13x = 11,964,629,138.61
  5. Step 5: Solve for x
    x = 11,964,629,138.61/137,180.13
  6. Step 6: Final answer
    x = 87,218.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.